<template>
    <div>
        <el-pagination
            @size-change="handleSizeChange"
            @current-change="handleCurrentChange"
            :current-page.sync="currentPage"
            :page-sizes="pageSizes"
            :page-size.sync="pageSize"
            :layout="layout"
            :background="background"
            :total="total"
            style="text-align: center">
        </el-pagination>
    </div>
</template>
<script>
export default {
    name:'Pagination',
    props:{
        layout:{
            type:String,
            default:'total, sizes, prev, pager, next, jumper'
        },
        pageSizes:{
            type:Array,
            default() {
                return [5,10, 20, 30, 50]
            }
        },
        total:{
            required: true,
        },
        page: {
            type: Number,
            default: 1
        },
        limit: {
            type: Number,
            default: 20
        },
        autoScroll:{
            type:Boolean,
            default:true
        },
        background:{
            type:Boolean,
            default:true
        }
    },
    computed:{
        currentPage:{
            get() {
                return this.page
            },
            set(val) {
                this.$emit('update:page', val)
            }
        },
        pageSize:{
            get() {
                return this.limit
            },
            set(val) {
                this.$emit('update:limit', val)
            }
        }
    },
    methods:{
        handleSizeChange(val) {
            this.$emit('pagination', { page: this.currentPage, limit: val })
            // if (this.autoScroll) {
            //     scrollTo(0, 800)
            // }
        },
    handleCurrentChange(val) {
        this.$emit('pagination', { page: val, limit: this.pageSize })
            // if (this.autoScroll) {
            //     scrollTo(0, 800)
            // }
        }
    }
}
</script>
<style lang="less">
    
</style>